Leanna718
Leanna718 Leanna718
  • 02-01-2015
  • Mathematics
contestada

The expression (m-n)-(n-m) is equivalent to

a) 2m-2n
b) 2m
c) -2n
d) m-n

Respuesta :

Rodeway
Rodeway Rodeway
  • 02-01-2015
[tex](m-n)-(n-m)=m-n -(n-m)= m-n-n+m=(m+m)-n-n=2m-2n[/tex]
Answer Link
eu99li
eu99li eu99li
  • 02-01-2015

[tex](m-n)-(n-m)=m-n-n+m=2m-2n[/tex]

The answer: a)

Answer Link

Otras preguntas

is -n always sometime or never a positive number ?explain
How to find the quotient for 10/5
0.632 in two other forms?
If one half of a number is 8 less than two thirds of the number, what is the number? 1) 24 2)32 3)48 4)54
a=(vf-vi)/t solve for tsolve for vi solve for vf
For the fair the organizers ordered 32 rolls of tickets each roll of tickets has 100 tickets how many tickets were ordered in all?
For what reason was the "Union Party" created? Who were its candidates?
this is for algebra 1 My two numbers add up to 12. Three times my first number plus twice my second number is 29. Which two numbers is she thinking of? Show yo
How did king james 1 important to the survival of the Jamestown settlers
seth traveled 1 mile in 57.1 second how fast did he go in miles per hour